PNG MORE
Desktop apps
3D
Free Applications Icons
no entry, unable, Exit
Red
24x24
PNG ICO ICNS MORE
Computer & hardware
Human o2
Exit, delete, Close
Chocolate
128x128
system, Exit, xfce
Gray
Photography & graphic design
Dark Glass
Exit, delete, remove
SlateGray
Exit
Tomato
UI
Glaze
Exit, logout
IndianRed
64x64
Mixed
Web Application Icons Set
power, Exit
OrangeRed
48x48
Nuvola
reject, x, delete
DarkRed
Crystal Clear
delete, cross, none
quit, Exit, power
Crimson
Access denied, Exit
delete, Exit, quit
16x16